858480120 has 96 divisors (see below), whose sum is σ = 2893428720. Its totient is φ = 228925440.

The previous prime is 858480107. The next prime is 858480121. The reversal of 858480120 is 21084858.

858480120 is a `hidden beast` number, since 8 + 58 + 480 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (858480121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34441 + ... + 53880.

Almost surely, 2^858480120 is an apocalyptic number.

It is an amenable number.

858480120 is an abundant number, since it is smaller than the sum of its proper divisors (2034948600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

858480120 is a wasteful number, since it uses less digits than its factorization.

858480120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88347 (or 88331 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The square root of 858480120 is about 29299.8313988323. The cubic root of 858480120 is about 950.4079946527.

The spelling of 858480120 in words is "eight hundred fifty-eight million, four hundred eighty thousand, one hundred twenty".